EKS kubernetes 버전 지원종료에 따른 업데이트
[kubernetes 1.22]
https://docs.aws.amazon.com/eks/latest/userguide/kubernetes-versions.html#kubernetes-1.22
https://github.com/kubernetes/sig-release/tree/master/releases/release-1.22
cidr: cluster vpc CIDR
service.beta.kubernetes.io/aws-load-balancer-ssl-cert: ACM domain certificate
add anotations ingress yamlfile
annotations:
kubernetes.io/ingress.class: "nginx"
ingress-nginx-controller svc external-ip(new nlb address) check
route53 record value update (by new nlb address)
staticIP-DNS global-accelerator reconnection
terraform update (aws_security_group.(node|elb ...))